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<li class="navelem"><a class="el" href="dir_934f46a345653ef2b3014a1b37a162c1.html">G:</a></li><li class="navelem"><a class="el" href="dir_98f7f9d41f9d3029bd68cf237526a774.html">Source</a></li><li class="navelem"><a class="el" href="dir_9344afb825aed5e2f5be1d2015dde43c.html">G-Truc</a></li><li class="navelem"><a class="el" href="dir_b73546165ac7e018753d96ca90d34595.html">gli</a></li><li class="navelem"><a class="el" href="dir_ae6bff3f3cf3c65a1db429f9020bb7b3.html">gli</a></li><li class="navelem"><a class="el" href="dir_2c398834837487e57bd8c53ea39543b9.html">core</a></li>  </ul>
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<div class="title">core/clear.hpp</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;</div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="preprocessor">#include &quot;convert_func.hpp&quot;</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;</div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="keyword">namespace </span><a class="code" href="a00074.html">gli</a>{</div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="keyword">namespace </span>detail</div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;{</div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;        <span class="keyword">template</span> &lt;<span class="keyword">typename</span> textureType, <span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;        <span class="keyword">struct </span><a class="code" href="a00074.html#af4adb12c1d85d1813e9090f51a40beef">clear</a></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;        {</div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;                <span class="keyword">static</span> <span class="keywordtype">void</span> call(textureType &amp; Texture, <span class="keyword">typename</span> convert&lt;textureType, T, P&gt;::writeFunc Write, tvec4&lt;T, P&gt; <span class="keyword">const</span> &amp; Color)</div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;                {</div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;                        GLI_ASSERT(Write);</div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;</div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;                        texture <span class="keyword">const</span> ConvertTexel(Texture.target(), Texture.format(), texture::extent_type(1), 1, 1, 1);</div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;                        textureType Texel(ConvertTexel);</div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;                        Write(Texel, <span class="keyword">typename</span> textureType::extent_type(0), 0, 0, 0, Color);</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;                        <span class="keywordtype">size_t</span> <span class="keyword">const</span> BlockSize(<a class="code" href="a00074.html#ae8ca05b97f1deac7bf5a50468868a449">block_size</a>(Texture.format()));</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;                        <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> BlockIndex = 0, BlockCount = Texture.size() / BlockSize; BlockIndex &lt; BlockCount; ++BlockIndex)</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;                                memcpy(static_cast&lt;std::uint8_t*&gt;(Texture.data()) + BlockSize * BlockIndex, Texel.data(), BlockSize);</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;                }</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;        };</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;}<span class="comment">//namespace detail</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;}<span class="comment">//namespace gli</span></div>
<div class="ttc" id="a00074_html"><div class="ttname"><a href="a00074.html">gli</a></div><div class="ttdoc">Namespace where all the classes and functions provided by GLI are exposed. </div><div class="ttdef"><b>Definition:</b> <a href="a00020_source.html#l00006">clear.hpp:6</a></div></div>
<div class="ttc" id="a00074_html_af4adb12c1d85d1813e9090f51a40beef"><div class="ttname"><a href="a00074.html#af4adb12c1d85d1813e9090f51a40beef">gli::clear</a></div><div class="ttdeci">void clear(texture_type &amp;Texture)</div><div class="ttdoc">Clear a complete texture. </div></div>
<div class="ttc" id="a00074_html_ae8ca05b97f1deac7bf5a50468868a449"><div class="ttname"><a href="a00074.html#ae8ca05b97f1deac7bf5a50468868a449">gli::block_size</a></div><div class="ttdeci">size_t block_size(format Format)</div><div class="ttdoc">Return the size in bytes of a block for a format. </div></div>
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